Home / 14,271.30-19,713.22-10,955.09

Finding the Fourth Proportional to 14,271.30, 19,713.22 and 10,955.09

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Solution

The fourth proportional to 14,271.30, 19,713.22 and 10,955.09 is: 15,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.30 : 19,713.22 = 10,955.09 : x
  2. Step 2: Convert to fraction form
    14,271.30/19,713.22 = 10,955.09/x
  3. Step 3: Cross multiply
    14,271.30x = 19,713.22 × 10,955.09
  4. Step 4: Simplify right side
    14,271.30x = 215,960,099.29
  5. Step 5: Solve for x
    x = 215,960,099.29/14,271.30
  6. Step 6: Final answer
    x = 15,132.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.